l10n: Correct Chinese language codes (#404)

Author: ryonakano

po/LINGUAS

@@ -10,12 +10,12 @@ pt_BR
 ru
 tr
 ja
-zh_Hans
+zh_CN
 ar_EG
 pt
 uk
 cs
-zh_Hant
+zh_TW
 ars
 pl
 hi

po/zh_Hans.po renamed to po/zh_CN.po

@@ -12,7 +12,7 @@ msgstr ""
 "Last-Translator: Yangfl <[email protected]>\n"
 "Language-Team: Chinese (Simplified) <https://hosted.weblate.org/projects/"
 "sequeler/translations/zh_Hans/>\n"
-"Language: zh_Hans\n"
+"Language: zh_CN\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"

po/zh_Hant.po renamed to po/zh_TW.po

@@ -12,7 +12,7 @@ msgstr ""
 "Last-Translator: Yangfl <[email protected]>\n"
 "Language-Team: Chinese (Traditional) <https://hosted.weblate.org/projects/"
 "sequeler/translations/zh_Hant/>\n"
-"Language: zh_Hant\n"
+"Language: zh_TW\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"